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相关论文: Secure Wireless Information and Power Transfer in …

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This paper considers simultaneous wireless information and power transfer (SWIPT) in a multiple-input single-output (MISO) downlink system consisting of one multi-antenna transmitter, one single-antenna information receiver (IR), multiple…

信息论 · 计算机科学 2016-11-18 Muhammad R. A. Khandaker , Kai-Kit Wong , Yangyang Zhang , Zhongbin Zheng

The performance of simultaneous wireless information and power transfer (SWIPT) in downlink (DL) cell-free massive multiple-input multiple-output (MIMO) is investigated. Tight approximations to the DL harvested energy and the DL/uplink (UL)…

信号处理 · 电气工程与系统科学 2020-11-17 Diluka Loku Galappaththige , Rajan Shrestha , Gayan Amarasuriya Aruma Baduge

The dual use of radio signals for simultaneous wireless information and power transfer (SWIPT) has recently drawn significant attention. To meet the practical requirement that energy receivers (ERs) operate with much higher received power…

信息论 · 计算机科学 2016-11-17 Liang Liu , Rui Zhang , K. C. Chua

This paper investigates the simultaneous wireless information and energy transfer for the non-regenerative multipleinput multiple-output orthogonal frequency-division multiplexing (MIMO-OFDM) relaying system. By considering two practical…

信息论 · 计算机科学 2016-11-15 Ke Xiong , Pingyi Fan , Chuang Zhang , Khaled Ben Letaief

Simultaneous wireless information and power transfer (SWIPT) has recently drawn significant interests for its dual use of radio signals to provide wireless data and energy access at the same time. However, a challenging secrecy…

信息论 · 计算机科学 2015-01-30 Hong Xing , Liang Liu , Rui Zhang

In this paper, we consider a dual-hop Multiple Input Multiple Output (MIMO) wireless multi-relay network, in which a source-destination pair both equipped with multiple antennas communicates through multiple half-duplex amplify-and-forward…

信号处理 · 电气工程与系统科学 2020-03-20 Zijian Wang , Wen Chen

The dual use of radio signals for simultaneous wireless information and power transfer (SWIPT) has recently drawn significant attention. To meet the practical requirement that energy receivers (ERs) operate with significantly higher…

信息论 · 计算机科学 2015-06-16 Liang Liu , Rui Zhang , Kee-Chaing Chua

In this paper, secure wireless information and power transfer with intelligent reflecting surface (IRS) is proposed for a multiple-input single-output (MISO) system. Under the secrecy rate (SR) and the reflecting phase shifts of IRS…

信号处理 · 电气工程与系统科学 2019-11-05 Weiping Shi , Xiaobo Zhou , Linqiong Jia , Yongpeng Wu , Feng Shu , Jiangzhou Wang

Considering a three-node multiple antenna relay system, this paper proposes a two-phase amplify-and-forward (AF) relaying protocol, which enables the autonomous relay to simultaneously harvest wireless power from the source information…

信息论 · 计算机科学 2015-05-04 Yang Huang , Bruno Clerckx

In this paper, we consider the problem of power allocation in MIMO wiretap channel for secrecy in the presence of multiple eavesdroppers. Perfect knowledge of the destination channel state information (CSI) and only the statistical…

信息论 · 计算机科学 2014-01-16 Sanjay Vishwakarma , A. Chockalingam

This paper deals with the problem of jointly designing the source precoder, the relaying matrices, and the destination equalizer in a multiple-relay amplify-and-forward (AF) cooperative multiple-input multiple-output (MIMO) wireless…

信号处理 · 电气工程与系统科学 2020-06-11 Donatella Darsena , Giacinto Gelli , Francesco Verde

Unpredictable nature of fading channels and difficulty in tracking channel state information pose major challenge in wireless energy harvesting communication system design. In this work, we address relay selection problem for wireless…

网络与互联网体系结构 · 计算机科学 2020-02-27 M. Majid Butt , Galymzhan Nauryzbayev , Nicola Marchetti

In this paper, downlink secure transmission in simultaneous information and power transfer (SWIPT) system enabled with massive multiple-input multiple-output (MIMO) is studied. A base station (BS) with a large number of antennas transmits…

信息论 · 计算机科学 2020-08-12 Zahra Goli , S. Mohammad Razavizadeh , Hamed Farhadi , Tommy Svensson

This paper investigates a cell-free massive multiple-input-multiple-output (CF-mMIMO) integrated sensing and communication (ISAC) system that addresses the critical challenge of information leakage to potential eavesdroppers located within…

信号处理 · 电气工程与系统科学 2026-03-20 Ruiguang Wang , Takumi Takahashi , Hideki Ochiai

This work studies secure communications for a cell-free massive multiple-input multiple-output (CF-mMIMO) network which is attacked by multiple passive eavesdroppers overhearing communications between access points (APs) and users in the…

信号处理 · 电气工程与系统科学 2024-10-28 Junguk Park , Sangseok Yun , Jeongseok Ha

This paper considers multiple-input multiple-output (MIMO) full-duplex (FD) two-way secrecy systems. Specifically, both multi-antenna FD legitimate nodes exchange their own confidential message in the presence of an eavesdropper. Taking…

信息论 · 计算机科学 2017-05-18 Zheng Chu , Tuan Anh Le , Huan X. Nguyen , Arumugam Nallanathan , Mehmet Karamanoglu

This work studies the problem of secrecy energy efficiency maximization in multi-user wireless networks aided by reconfigurable intelligent surfaces, in which an eavesdropper overhears the uplink communication. A provably convergent…

信号处理 · 电气工程与系统科学 2024-08-20 Robert Kuku Fotock , Agbotiname Lucky Imoize , Alessio Zappone , Marco Di Renzo , Roberto Garello

In this paper, we consider decode-and-forward (DF) relay beamforming with imperfect channel state information (CSI), cooperative artificial noise (AN) injection, and finite-alphabet input in the presence of an user and $J$ non-colluding…

信息论 · 计算机科学 2015-05-05 Sanjay Vishwakarma , A. Chockalingam

This paper considers multiple-input multiple-output (MIMO) relay communication in multi-cellular (interference) systems in which MIMO source-destination pairs communicate simultaneously. It is assumed that due to severe attenuation and/or…

信息论 · 计算机科学 2017-03-28 Muhammad R A Khandaker , Kai-Kit Wong

This paper considers a multi-way massive multiple-input multiple-output relaying system, where single-antenna users exchange their information-bearing signals with the help of one relay station equipped with unconventionally many antennas.…

信息论 · 计算机科学 2016-11-04 Chung Duc Ho , Hien Quoc Ngo , Michail Matthaiou , Trung Q. Duong